80 lines
1.4 KiB
HTML
80 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="ie=edge">
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<title>对象 object</title>
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</head>
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<body>
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<script>
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// var obj = new Object();
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// obj.names = "张三"
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// obj.age = "18"
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// console.log(obj);
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// var obj = new Object({
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// names: '张三',
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// age: "18"
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// });
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// var obj = {
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// names: '张三',
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// age: "18"
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// }
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// console.log(obj);
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var cart = {
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price: '25万',
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color: 'red',
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speed: '7',
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opendoor: function() {
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console.log("打开车门");
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},
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start: function () {
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console.log("点火");
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},
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run: function () {
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console.log("上路跑");
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}
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}
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cart.opendoor()
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cart.start()
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cart.run()
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// json
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// 概念 object + array
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// 他是一种描述数据格式和结构的方法，以前用 xml
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// 作用：
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// 前后端分离后，后端把数据构造成json格式给前端，前端拿到json渲染页面
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var json1 = {
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status: 200,
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result: [
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{
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id: 1,
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title: '今天天气很好'
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},
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{
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id: 2,
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title: '今天天气很好2222'
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}
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]
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}
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console.log(json1.result[0].title);
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</script>
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</body>
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</html> |